Merged revisions 310140 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.4

........
  r310140 | tilghman | 2011-03-09 23:38:44 -0600 (Wed, 09 Mar 2011) | 5 lines
  
  Initialize column size to 0 to deal with a potential UnixODBC bug on 64-bit systems.
  
  (closes issue #18295)
   Reported by: pruiz
........


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.6.2@310141 65c4cc65-6c06-0410-ace0-fbb531ad65f3

apps/app_voicemail.c

@@ -3182,6 +3182,7 @@ static int retrieve_file(char *dir, int msgnum)
 			fprintf(f, "[message]\n");
 		for (x=0;x<colcount;x++) {
 			rowdata[0] = '\0';
+			colsize = 0;
 			collen = sizeof(coltitle);
 			res = SQLDescribeCol(stmt, x + 1, (unsigned char *)coltitle, sizeof(coltitle), &collen, 
 						&datatype, &colsize, &decimaldigits, &nullable);

funcs/func_odbc.c

@@ -559,7 +559,7 @@ static int acf_odbc_read(struct ast_channel *chan, const char *cmd, char *s, cha
 
 			if (y == 0) {
 				char colname[256];
-				SQLULEN maxcol;
+				SQLULEN maxcol = 0;
 
 				res = SQLDescribeCol(stmt, x + 1, (unsigned char *)colname, sizeof(colname), &collength, NULL, &maxcol, NULL, NULL);
 				ast_debug(3, "Got collength of %d and maxcol of %d for column '%s' (offset %d)\n", (int)collength, (int)maxcol, colname, x);
@@ -1152,6 +1152,8 @@ static char *cli_odbc_read(struct ast_cli_entry *e, int cmd, struct ast_cli_args
 			}
 			for (;;) {
 				for (x = 0; x < colcount; x++) {
+					maxcol = 0;
+
 					res = SQLDescribeCol(stmt, x + 1, (unsigned char *)colname, sizeof(colname), &collength, NULL, &maxcol, NULL, NULL);
 					if (((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) || collength == 0) {
 						snprintf(colname, sizeof(colname), "field%d", x);

res/res_config_odbc.c

@@ -237,6 +237,7 @@ static struct ast_variable *realtime_odbc(const char *database, const char *tabl
 	}
 	for (x = 0; x < colcount; x++) {
 		rowdata[0] = '\0';
+		colsize = 0;
 		collen = sizeof(coltitle);
 		res = SQLDescribeCol(stmt, x + 1, (unsigned char *)coltitle, sizeof(coltitle), &collen, 
 					&datatype, &colsize, &decimaldigits, &nullable);
@@ -408,6 +409,7 @@ static struct ast_config *realtime_multi_odbc(const char *database, const char *
 		}
 		for (x=0;x<colcount;x++) {
 			rowdata[0] = '\0';
+			colsize = 0;
 			collen = sizeof(coltitle);
 			res = SQLDescribeCol(stmt, x + 1, (unsigned char *)coltitle, sizeof(coltitle), &collen, 
 						&datatype, &colsize, &decimaldigits, &nullable);